From 03d504dbb2ce63ed64684d0949ad4b2ea1ae1811 Mon Sep 17 00:00:00 2001 From: David Cermak Date: Fri, 19 Feb 2021 16:44:08 +0100 Subject: [PATCH] mdns: Fix parsing answers with questions when instance name not set mdns resolver didn't correctly resolved queries when host name wasn't assigned. Fixed by allowing processing also if some answer present (non-strict mode) Closes https://github.com/espressif/esp-idf/issues/6598 --- components/mdns/mdns.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/components/mdns/mdns.c b/components/mdns/mdns.c index 056b765205..a06c7bcd85 100644 --- a/components/mdns/mdns.c +++ b/components/mdns/mdns.c @@ -2676,7 +2676,7 @@ void mdns_parse_packet(mdns_rx_packet_t * packet) } //if we have not set the hostname, we can not answer questions - if (header.questions && _str_null_or_empty(_mdns_server->hostname)) { + if (header.questions && !header.answers && _str_null_or_empty(_mdns_server->hostname)) { free(parsed_packet); return; }